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Medical Term:


Pronunciation: kat′ă-tō′nē-ă

Definition: A syndrome of psychomotor disturbances characterized by periods of physical rigidity, negativism, or stupor; may occur in schizophrenia, mood disorders, or organic mental disorders.

[G. katatonos, stretching down, depressed, fr. kata, down, + tonos, tone]

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.